Enable slimming paint by default (for trybots only)

sp/statbugs

+#!/bin/sh
+
+cd `dirname $0`/../LayoutTests
+../sp/gen-expectations
+grep '^crbug\.com' SlimmingPaintExpectations | grep -v Skip | grep -v NeedsRebaseline | sed 's"virtual/[a-z0-9_]*/""' >/tmp/spbugs
+echo "SP-Bugs  Count"
+echo "======================="
+awk '{ sub("crbug.com/", "", $1); c[$1]++; } END { for (i in c) print i, c[i]}' /tmp/spbugs | sort
+echo
+echo "Module  Count"
+echo "======================="
+sed 's"^.* \([^/]*\)/.*$"\1"' /tmp/spbugs | awk '{c[$0]++} END { for (i in c) print i, c[i] }' | sort
+echo
+echo "Module  SP-Bugs"
+echo "======================="
+sed 's"crbug.com/\([0-9]*\).* \([^/]*\)/.*$"\2 \1"' /tmp/spbugs | sort -u
+echo
+echo "Sub-Module  Count"
+echo "======================="
+sed 's"^.* \([^/]*\)/\([^/]*\)/.*$"\1/\2"' /tmp/spbugs | grep -v crbug.com | awk '{c[$0]++} END { for (i in c) print i, c[i] }' | sort
+echo
+echo
+echo "Sub-Module  SP-Bugs"
+echo "======================="
+sed 's"crbug.com/\([0-9]*\).* \([^/]*\)/\([^/]*\)/.*$"\2/\3 \1"' /tmp/spbugs | grep -v crbug.com | sort -u